bezier_curves.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2014-2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
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 * or you may search the http://www.gnu.org website for the version 2 license,
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 */
 
#ifndef BEZIER_CURVES_H
#define BEZIER_CURVES_H
 
#include <vector>
#include <math/vector2d.h>
 
class BEZIER_POLY
{
public:
 BEZIER_POLY( const VECTOR2I& aStart, const VECTOR2I& aCtrl1,
 const VECTOR2I& aCtrl2, const VECTOR2I& aEnd );
 
 BEZIER_POLY( const std::vector<VECTOR2I>& aControlPoints );
 
 BEZIER_POLY( const std::vector<VECTOR2D>& aControlPoints )
 : m_ctrlPts( aControlPoints )
 {
 m_minSegLen = 0.0;
 }
 
 void GetPoly( std::vector<VECTOR2I>& aOutput, int aMinSegLen = 0, int aMaxSegCount = 32 );
 void GetPoly( std::vector<VECTOR2D>& aOutput, double aMinSegLen = 0.0, int aMaxSegCount = 32 );
 
private:
 double m_minSegLen;
 
 std::vector<VECTOR2D> m_ctrlPts;
};
 
#endif // BEZIER_CURVES_H